Very Power hungry sub..only have two 3000 watt amps on it pushing about 4000 watts max......wont hit hard untill u get in to the 5000 watts and higher. 13 or so Patents on the sub..Cerwin Vega's greatest Sub Ever.very low hitting sub..over 4 inches of one has blown one yet..not even in a 220 volt socket!!!.....It can take out the MTX 9500 hands down
e-mail me for more info and Pictures of it with the 9500 and in a box